ABSTRACTMiddle school has been documented as the period in which a drop in students’ science interest and achievement occurs. This trend indicates a lack of motivation for learning science; however,… (More)

Plant breeders play a critical role in crop improvement, yet recent studies have shown that there may not be enough skilled breeders to meet current and future demands. A survey of three expert… (More)

Abstract Although lesson study is increasingly adopted in the United States (U.S.), the impact of lesson study on teacher learning is uncertain. This study presents a theoretically grounded set of… (More)

Ambitious efforts are taking place to implement a new vision for science education in the United States, in both Next Generation Science Standards (NGSS)-adopted states and those states creating… (More)

The election crisis of 2000 brought the flaws of the election system to the public eye, forcing investigations into the methods used by all states for voting and calling for major improvements to… (More)

The purpose of this study was to develop and validate a survey of opportunities to participate (OtP) in science that will allow educators and researchers to closely approximate the types of learning… (More)

The potential benefits of teacher leadership are widely acknowl­ edged; however, the conceptualization of this construct is in need of theoretical development and analytic clarification. The purpose… (More)